Don't send loading completion callbacks for detaching frames.

components/autofill/content/renderer/password_autofill_agent.cc

Index: components/autofill/content/renderer/password_autofill_agent.cc
diff --git a/components/autofill/content/renderer/password_autofill_agent.cc b/components/autofill/content/renderer/password_autofill_agent.cc
index 952033b193dd247a3ab135a68ec8b922a11c3caa..581fcd37d9fcd029a74f354d4976cbe07c8db29d 100644
--- a/components/autofill/content/renderer/password_autofill_agent.cc
+++ b/components/autofill/content/renderer/password_autofill_agent.cc
@@ -947,10 +947,6 @@ void PasswordAutofillAgent::SendPasswordForms(bool only_visible) {
   }
 
   blink::WebLocalFrame* frame = render_frame()->GetWebFrame();
-  // RenderFrameObserver::DidFinishLoad() can fire when Frame is
-  // detaching. crbug.com/654654
-  if (frame->isFrameDetachedForSpecialOneOffStopTheCrashingHackBug561873())
-    return;
 
   // Make sure that this security origin is allowed to use password manager.
   blink::WebSecurityOrigin origin = frame->document().getSecurityOrigin();